Submitted on: 29 April 2009.
Revised on: 06 June 2009.
Accepted on: 25 June 2009.
PRX Quantum
Submitted on: 22 October 2000.
Revised on: 11 November 2000.
Accepted on: 20 November 2000.
PRX Quantum
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Submitted on: 07 April 2004.
Revised on: 23 April 2004.
Accepted on: 08 May 2004.
PRX Quantum
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Submitted on: 16 June 2012.
Revised on: 09 July 2012.
Accepted on: 05 August 2012.
PRX Quantum---AMER PHYSICAL SOC
Submitted on: 12 August 2006.
Revised on: 08 September 2006.
Accepted on: 27 September 2006.
PRX Quantum
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